Top posts from The DO Loop in 2018

January 2, 2019
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Top posts from The DO Loop in 2018

Last year, I wrote more than 100 posts for The DO Loop blog. Of these, the most popular articles were about data visualization, SAS programming tips, and statistical data analysis. Here are the most popular articles from 2018 in each category. Data Visualization Visualize repetition in song lyrics: In one

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Five SAS programming language features you should be using

December 20, 2018
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Good news -- the SAS program that you wrote and put into production 10 years ago still works. Hey, it's SAS, so you probably take that for granted. But are those techniques from 2008 still the best way to accomplish your task? SAS 9.4, first released in 2013 and now

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Visualize a mixed model that has repeated measures or random coefficients

December 19, 2018
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Visualize a mixed model that has repeated measures or random coefficients

I regularly see questions on a SAS discussion forum about how to visualize the predicted values for a mixed model that has at least one continuous variable, a categorical variable, and possibly an interaction term. SAS procedures such as GLM, GENMOD, and LOGISTIC can automatically produce plots of the predicted

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The Model Gift – Transforming Data into Actionable Insights!

December 18, 2018
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SAS for Mixed Models: Introduction to Basic Applications takes you step-by-step through the journey of creating models, enabling you to transform scores of data into actionable insights. The post The Model Gift – Transforming Data into Actionable Insig...
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Create a probability plot in SAS

December 17, 2018
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Create a probability plot in SAS

Many data analysts use a quantile-quantile plot (Q-Q plot) to graphically assess whether data can be modeled by a probability distribution such as the normal, lognormal, or gamma distribution. You can use the QQPLOT statement in PROC UNIVARIATE to create a Q-Q plot for about a dozen common distributions. However,

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Looking for indications of fraud, in North Carolina’s absentee ballots

December 13, 2018
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Certain North Carolina counties have been in the news lately, for suspected election fraud involving absentee ballots in the 2018 election.  Let's analyze the voter registration and absentee ballot data, to see if we can detect anything suspicious! In order to definitively determine whether fraud & illegal activity occurred, investigators

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The essential guide to bootstrapping in SAS

December 12, 2018
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This article describes best practices and techniques that every data analyst should know before bootstrapping in SAS. The bootstrap method is a powerful statistical technique, but it can be a challenge to implement it efficiently. An inefficient bootstrap program can take hours to run, whereas a well-written program can give

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Does SAS support Microsoft Office 365?

December 11, 2018
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Does SAS support Microsoft Office 365?

Have you adopted use of Microsoft Office 365? How has working "in the cloud" affected your integration with SAS applications? SAS product management wants to hear from you.

The post Does SAS support Microsoft Office 365? appeared first on The SAS Dummy.


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Plotting snow data for your area

December 11, 2018
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We got our first 'big' snow of the season here at the SAS headquarters in Cary, NC ... therefore I thought this would be a great time to dig into some snow data! Follow along and pick up some tips & tricks as I plot our snow data - and The po...
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